Marketable Securities (Tables)

6 Months Ended

Jul. 01, 2017

Investments, Debt and Equity Securities [Abstract]

Schedule of Contractual Maturities of Marketable Securities

The following table summarizes the remaining maturities of our marketable securities at fair value: 

(In thousands)	July 1, 2017		December 31, 2016
Short-term marketable securities:
Maturing within one year	$	7,989	$	10,308
Maturing between one and two years	2,481		—
Total marketable securities	$	10,470	$	10,308

Schedule of Composition of Marketable Securities

The following table summarizes the composition of our marketable securities at fair value: 

(In thousands)	July 1, 2017		December 31, 2016
Short-term marketable securities:
Corporate and government bonds and notes, and commercial paper	$	10,382	$	10,230
Certificates of deposit	88		78
Total marketable securities	$	10,470	$	10,308